∗
The cleanliness (pollution) level of the room is
determined by the color at the end of the penetrating hole.
Clean : Blue
Lightly polluted :
Light purple
Polluted :
Dark purple
Highly
polluted : Red
It displays the current cleanliness (pollution) level of the room.
It displays the current cleanliness (pollution) level of the room.
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OPER
ATION / INDIC
ATION P
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